CN213778026U - Air inlet and outlet structure of fresh air machine - Google Patents
Air inlet and outlet structure of fresh air machine Download PDFInfo
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- CN213778026U CN213778026U CN202022753396.0U CN202022753396U CN213778026U CN 213778026 U CN213778026 U CN 213778026U CN 202022753396 U CN202022753396 U CN 202022753396U CN 213778026 U CN213778026 U CN 213778026U
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Abstract
The utility model relates to a new fan's technical field discloses a new fan's discrepancy wind gap structure, include: the air conditioner comprises a machine body, a front side plate and a rear side plate, wherein the machine body is provided with a front side plate and a rear side plate, the front side plate is provided with an outdoor air inlet and an air outlet, and the rear side plate is provided with an indoor air inlet and a fresh air inlet; the fresh air machine, the exhaust fan and the heat exchanger are arranged in the machine body, the heat exchanger is transversely arranged along the direction from the front side plate to the rear side plate, an air outlet part is formed on one side of the heat exchanger, the air outlet part comprises an upper air outlet part and a lower air outlet part, an air inlet of the fresh air machine is communicated with the lower air outlet part, and an air inlet of the exhaust fan is communicated with the upper air outlet part; the heat exchanger is provided with a fresh air channel and an air exhaust channel, the fresh air channel is communicated with the lower air outlet part and the outdoor air inlet, and the air exhaust channel is communicated with the upper air outlet part and the indoor air inlet. The utility model discloses the new fan's of technical scheme discrepancy wind gap structure that gives, the heat transfer effect is better, and efficiency is higher.
Description
Technical Field
The patent of the utility model relates to a new fan's technical field particularly, relates to a new fan's discrepancy wind gap structure.
Background
The fresh air machine is an effective air purification device, can circulate indoor air, and can discharge dirty indoor air outdoors on the one hand and input outdoor fresh air indoors on the other hand, so that fresh and clean air is in a room all the time.
In the prior art, a fresh air fan generally has an indoor air inlet, an indoor air outlet, an outdoor air inlet and an outdoor air outlet, wherein indoor air enters from the indoor air inlet and is discharged from the outdoor air outlet, and outdoor air enters from the outdoor air inlet and is discharged from the indoor air outlet, so that the indoor air is circulated.
In order to make the outdoor air temperature close to the indoor temperature after entering the room, a heat exchanger is also arranged in the fresh air machine, and heat exchange is realized by exchanging the air flowing into the room and the air exhausted out of the room.
The existing heat exchanger is generally arranged vertically, but is limited to the machine body height, and the height of the existing heat exchanger is limited, so that the heat exchange effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an discrepancy wind gap structure of new fan aims at solving prior art, the poor problem of heat exchanger heat transfer effect in the new fan.
The utility model discloses a realize like this, a new fan's discrepancy wind gap structure, include: the air conditioner comprises a machine body, a front side plate and a rear side plate, wherein the machine body is provided with the front side plate and the rear side plate which are oppositely arranged, the front side plate is provided with an outdoor air inlet and an air outlet, the rear side plate is provided with an indoor air inlet and a fresh air inlet, the outdoor air inlet is oppositely arranged with the indoor air inlet, and the air outlet is oppositely arranged with the fresh air inlet;
the air conditioner is characterized in that a fresh air fan, an exhaust fan and a heat exchanger are arranged in the machine body, the heat exchanger is transversely arranged along the direction from the front side plate to the rear side plate, an air outlet part is formed on one side of the heat exchanger and comprises an upper air outlet part and a lower air outlet part, an air outlet of the fresh air fan is communicated with the fresh air inlet, an air inlet of the fresh air fan is communicated with the lower air outlet part, an air outlet of the exhaust fan is communicated with the air outlet, and an air inlet of the exhaust fan is communicated with the upper air outlet part;
the heat exchanger is provided with a fresh air channel and an air exhaust channel, the fresh air channel is communicated with the lower air outlet part and the outdoor air inlet, and the air exhaust channel is communicated with the upper air outlet part and the indoor air inlet.
Optionally, be equipped with new fan backup pad and exhaust fan backup pad in the organism, new fan backup pad connect in the bottom of new fan, the exhaust fan backup pad connect in the bottom of exhaust fan, new fan backup pad with the exhaust fan backup pad is connected, new fan backup pad with the exhaust fan backup pad will the air-out portion separates to form go up air-out portion and lower air-out portion.
Optionally, the fresh air blower is a centrifugal blower, and an air inlet of the fresh air blower is located at one side of the fresh air blower, which is far away from the fresh air blower support plate; the exhaust fan is a centrifugal fan, and the air inlet of the exhaust fan is positioned at one side of the exhaust fan, which is far away from the exhaust fan supporting plate.
Optionally, an air inlet portion is formed on the other side of the heat exchanger, an air dividing partition plate is arranged on the air inlet portion, the air dividing partition plate divides the air inlet portion and forms an upper air inlet portion and a lower air inlet portion, the upper air inlet portion is communicated with the outdoor air inlet and the fresh air channel, and the lower air inlet portion is communicated with the indoor air inlet and the air exhaust channel.
Optionally, outdoor air inlet department is equipped with first blast gate, first blast gate articulates there is first air valve plate, first air valve plate is used for sealing outdoor air inlet, divide wind baffle department to be equipped with the intercommunicating pore, the intercommunicating pore communicate in go up air inlet portion with air inlet portion down, intercommunicating pore department is equipped with the switching the second air valve plate of intercommunicating pore.
Optionally, the first air valve plate and the second air valve plate are of the same structure.
Optionally, an exhaust baffle is arranged at the exhaust port, a check valve is arranged on the exhaust baffle, the check valve is arranged opposite to the exhaust port, and a one-way swing blade which only swings away from the exhaust fan is hinged to the check valve.
Optionally, a second air valve is arranged at the indoor air inlet, and a rotatable swing blade is arranged at the second air valve.
Optionally, a fresh air filtering structure is further arranged between the heat exchanger and the air inlet portion.
Optionally, follow the air inlet portion extremely the direction of heat exchanger, the new trend filtration includes fresh air primary filter screen, field charge board, IFD filter screen and the compound HEPA filter screen of high efficiency that arranges side by side in proper order.
Compared with the prior art, the utility model provides an discrepancy wind gap structure of new fan, the air of inflow is through outdoor air intake, the new trend passageway, go out the wind portion down, new fan and new wind gap flow to indoor, the air of outflow is through indoor air intake, the passageway of airing exhaust, go up the wind portion, exhaust fan and air exit flow to outdoor, the heat exchange is realized to the air of inflow and the air of outflow in the heat exchanger, make outdoor air temperature be close indoor temperature after getting into, and, because the heat exchanger that establishes is violently established and arranges, it is compared in current heat exchanger setting mode, the new trend passageway is more with the passageway of airing exhaust, the air of flowing through is more, therefore the heat transfer effect is better, efficiency is higher. The problem of among the prior art, the heat exchanger heat transfer effect is poor in the new fan is solved.
Drawings
Fig. 1 is an exploded schematic view of a body of an air inlet and outlet structure of a fresh air machine provided by the present invention;
fig. 2 is a schematic perspective view of a body of an air inlet and outlet structure of a fresh air machine provided by the present invention;
fig. 3 is a schematic perspective view of the rear side of the body of the inlet/outlet structure of the fresh air machine provided by the present invention;
fig. 4 is a schematic perspective view of the front side of the body of the inlet/outlet structure of the fresh air machine provided by the present invention;
fig. 5 is a schematic sectional view of the body of the inlet/outlet structure of the fresh air machine provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1 to 5, the preferred embodiment of the present invention is shown.
The embodiment of the utility model provides an in, this new fan's discrepancy wind gap structure, include: the air conditioner comprises a machine body 100, wherein the machine body 100 is provided with a front side plate 20 and a rear side plate 10, the front side plate 20 and the rear side plate 10 are oppositely arranged, the front side plate 20 is provided with an outdoor air inlet 20a and an air outlet 20b, the rear side plate 10 is provided with an indoor air inlet 10a and a fresh air inlet 10b, the outdoor air inlet 20a and the indoor air inlet 10a are oppositely arranged, and the air outlet 20b and the fresh air inlet 10b are oppositely arranged;
a fresh air fan 62, an exhaust fan 61 and a heat exchanger 30 are arranged in the machine body 100, the heat exchanger 30 is transversely arranged along the direction from the front side plate 20 to the rear side plate 10, an air outlet part is formed on one side of the heat exchanger 30 and comprises an upper air outlet part 60b and a lower air outlet part 60a, an air outlet of the fresh air fan 62 is communicated with a fresh air inlet 10b, an air inlet of the fresh air fan 62 is communicated with the lower air outlet part 60a, an air outlet of the exhaust fan 61 is communicated with an air outlet 20b, and an air inlet of the exhaust fan 61 is communicated with the upper air outlet part 60 b;
the heat exchanger 30 has a fresh air channel and an exhaust air channel, the fresh air channel is connected to the lower air outlet portion 60a and the outdoor air inlet 20a, and the exhaust air channel is connected to the upper air outlet portion 60b and the indoor air inlet 10 a.
The cross section of the heat exchanger 30 is in a regular hexagon shape, and the fresh air channel and the exhaust air channel are arranged in a staggered manner and are all in an inclined shape, so that heat exchange can be realized. And, transversely be equipped with the heat exchanger support frame and be located the heat exchanger guide chute of heat exchanger support frame both sides at the bottom and the top of this organism 100, the bottom of heat exchanger 30 supports the heat exchanger support frame of bottom, and the top supports the heat exchanger support frame of top, and both sides support and lean on two heat exchanger guide chutes, realize the fixed of heat exchanger 30, in this embodiment, when installation or dismantlement, open the access cover 24 of preceding curb plate 20, pack into or take out along heat exchanger guide chute from the side. Therefore, the part of the heat exchanger 30, which is positioned at the upper side of the guide chute close to the air outlet part, is communicated with the upper air outlet part 60b to realize the communication of the air exhaust channel and the upper air outlet part 60b, and the part of the heat exchanger 30, which is positioned at the lower side of the guide chute, is communicated with the lower air outlet part 60a to realize the communication of the fresh air channel and the lower air outlet part 60 a.
In addition, air ducts are disposed at the outdoor air inlet 20a, the air outlet 20b, the indoor air inlet 10a and the fresh air inlet 10b, and the air ducts are fixed on the surface of the front side plate 20 or the rear side plate 10 and used as connecting ducts. Specifically, the bottom of the air pipe is fixed on the front side plate 20 or the rear side plate 10, and the top of the air pipe is in a circular ring shape, so that other pipelines can be conveniently butted to realize air transmission.
In this embodiment, the incoming air flows to the indoor through the outdoor air inlet 20a, the fresh air channel, the lower air outlet portion 60a, the fresh air blower 62 and the fresh air inlet 10b, the outgoing air flows to the outdoor through the indoor air inlet 10a, the air exhaust channel, the upper air outlet portion 60b, the exhaust fan 61 and the exhaust outlet 20b, the incoming air and the outgoing air realize heat exchange in the heat exchanger 30, so that the outdoor air temperature approaches the indoor temperature after entering the indoor, and the heat exchanger 30 is arranged horizontally, compared with the existing heat exchanger 30 arrangement mode, the fresh air channel and the air exhaust channel are more, the air flowing through is more, the heat exchange effect is better, and the efficiency is higher.
Referring to fig. 1, fig. 3 and fig. 5, in an embodiment of the present invention, a new blower supporting plate 621 and an exhaust blower supporting plate 611 are disposed in the machine body 100, the new blower supporting plate 621 is connected to the bottom of the new blower 62, the exhaust blower supporting plate 611 is connected to the bottom of the exhaust blower 61, the new blower supporting plate 621 is connected to the exhaust blower supporting plate 611, and the new blower supporting plate 621 and the exhaust blower supporting plate 611 separate the air outlet portion to form an upper air outlet portion 60b and a lower air outlet portion 60 a.
Fresh air fan backup pad 621 and exhaust fan backup pad 611 separate the air-out portion, in this embodiment, fresh air fan backup pad 621 and exhaust fan backup pad 611 all are fixed in the lateral wall in organism 100, through last holding piece and the fresh air fan backup pad 621 of lower holding piece centre gripping that is fixed in the inside wall of organism 100 or exhaust fan backup pad 611, it is fixed to realize one side of fresh air fan backup pad 621 or exhaust fan backup pad 611, fresh air fan backup pad 621 and exhaust fan backup pad 611 staggered arrangement, and the opposite buckling extension of both tip, and interconnect, thereby furthest can attenuate this fresh air fan 62's thickness, reduce the volume, so that the installation and use. In addition, in combination with the heat exchanger guide slot formed in the machine body 100, the new blower support plate 621 and the exhaust blower support plate 611 are respectively bent and extended toward the heat exchanger guide slot, and connected to each other, so that the exhaust duct is only communicated with the upper air outlet portion 60b, and the new blower support plate 621 and the exhaust blower support plate 611 are stably fixed while being only communicated with the lower air outlet portion 60 a.
Moreover, the new fan 62 is a centrifugal fan, and the air inlet of the new fan 62 is located at one side of the new fan 62 far away from the new fan supporting plate 621; the exhaust fan 61 is a centrifugal fan, and the air inlet of the exhaust fan 61 is located on the side of the exhaust fan 61 far away from the exhaust fan support plate 611.
Thus, the air circulation is facilitated, the air flowing out from the fresh air channel enters the fresh air fan 62, and the air flowing out from the exhaust air channel enters the exhaust fan 61. Of course, in other embodiments, the new fan 62 and/or the exhaust fan 61 may also be an axial flow fan, which is not described in detail.
In addition, all be equipped with the motor in above-mentioned new fan backup pad 621 and the exhaust fan backup pad 611 to for providing rotary power for the flabellum in new fan 62 and the exhaust fan 61, the motor realizes electric connection through the threading sheath of new fan backup pad 621 or exhaust fan backup pad 611 bottom.
Referring to fig. 1, fig. 3, fig. 4 and fig. 5, in an embodiment of the present invention, an air inlet portion is formed on the other side of the heat exchanger 30, the air inlet portion is provided with an air dividing partition 50, the air dividing partition 50 divides the air inlet portion into an upper air inlet portion 50a and a lower air inlet portion 50b, the upper air inlet portion 50a is communicated with the outdoor air inlet 20a and the fresh air channel, and the lower air inlet portion 50b is communicated with the indoor air inlet 10a and the air exhaust channel.
The air inlet part is separated by the air separating plate 50, so that air circulation at two positions is avoided, and heat exchange is facilitated. Specifically, the air dividing partition 50 is arranged in an inclined manner, so that air flowing into the indoor air inlet 10a and the outdoor air inlet 20a can conveniently circulate, air flowing into the outdoor air inlet 20a can conveniently flow from the fresh air channel on the upper side of the heat exchanger 30 to the lower air outlet portion 60a, air flowing into the indoor air inlet 10a can conveniently flow from the air exhaust channel on the lower side of the heat exchanger 30 to the upper air outlet portion 60b, the air circulation area is increased, and the heat exchange efficiency is improved.
In addition, the outdoor air inlet 20a is provided with a first air valve 21, the first air valve 21 is hinged with a first air valve plate 22, the first air valve plate 22 is used for sealing the outdoor air inlet 20a, the air distribution partition plate 50 is provided with a communication hole 50c, the communication hole 50c is communicated with the upper air inlet part 50a and the lower air inlet part 50b, and the communication hole 50c is provided with a second air valve plate capable of opening and closing the communication hole 50 c.
The first air valve plate 22 of the first air valve 21 is used for opening and closing the outdoor air inlet 20a, the second air valve plate is used for opening and closing the communication hole 50c, when outdoor air is needed to enter for ventilation, the outdoor air inlet 20a is opened, the communication hole 50c is closed, indoor air flows to the outdoor, outdoor air flows to the indoor, external circulation of air circulation is achieved, heat exchange can be conducted, when outdoor air is not needed to flow, the outdoor air inlet 20a is closed, the communication hole 50c is opened, and the exhaust fan 61 is closed, at this time, the upper air inlet 50a is communicated with the lower air inlet 50b, air at the indoor air inlet 10a cannot flow to the exhaust fan 61, and only air can flow along the lower air inlet 50b, the upper air inlet 50a, the fresh air channel, the lower air outlet 60a, the fresh air fan 62 and the fresh air inlet 10b, internal circulation is achieved, and energy loss is reduced.
In this embodiment, the first damper plate 22 and the second damper plate have the same structure.
That is, the first air valve plate 22 or the second air valve plate is hinged to the first air valve 21, when the communication hole 50c is closed by the first air valve plate 22 or the second air valve plate, the outdoor air inlet 20a is opened, and when the communication hole 50c is opened by the first air valve plate 22 or the second air valve plate, the outdoor air inlet 20a is closed, so that control is efficiently realized, and the external circulation mode and the internal circulation mode are rapidly changed.
It should be noted that the first air valve 21 is fixed inside the machine body 100, the motor arranged on one side of the first air valve 21 controls the rotation of the first air valve plate 22 or the second air valve plate, and the travel switch arranged on the other side of the first air valve 21 realizes the limitation of the rotation position of the first air valve plate 22 or the second air valve plate. Of course, in another embodiment, the first air valve plate 22 and the second air valve plate may have different structures and are separately controlled, and in an embodiment, the second air valve plate is slidably disposed on the air dividing partition plate 50 and slidably opens and closes the communication hole 50c by being driven by a motor, which will not be described again.
Referring to fig. 4, in addition, an exhaust baffle is disposed at the exhaust port 20b, a check valve 23 is disposed on the exhaust baffle, the check valve 23 is disposed opposite to the exhaust port 20b, and a unidirectional swing blade swinging only away from the exhaust fan 61 is hinged to the check valve 23.
Thus, the air outlet 20b can only discharge air through the check valve 23, that is, the air can be discharged through the air outlet 20b only when the exhaust fan 61 is operated, and the air outlet 20b is in a closed state when the exhaust fan is not operated, so that the air of the indoor air inlet 10a can be prevented from flowing out of the air outlet 20b during the internal circulation.
Specifically, the check valve 23 includes a retainer and two unidirectional swing blades, the retainer is fixed on the outer side wall of the front side plate 20, two ends of one of the unidirectional swing blades are rotatably disposed on the storage rack, and the other unidirectional swing blade is hinged to the unidirectional swing blade, so that the two unidirectional swing blades only swing away from the exhaust fan 61.
Referring to fig. 4, in an embodiment of the present invention, a second air valve 11 is disposed at the indoor air inlet 10a, and a rotatable swing vane 12 is disposed at the second air valve 11.
The swing vane 12 of the second air valve 11 can open and close the indoor air inlet 10a, and as an auxiliary air valve, the indoor air inlet 10a is opened during the external circulation or the internal circulation, and the indoor air inlet 10a is closed when the equipment only supplies fresh air and does not exhaust air.
Specifically, the second air valve 11 is fixed on the inner side of the machine body 100, the second air valve 11 has a through hole, a swing blade 12 is arranged in the through hole, the middle of the swing blade 12 is rotatably connected with the side wall of the through hole of the second air valve 11, and the middle of the swing blade 12 is connected through a driving motor arranged in the second air valve 11, so that the rotation of the second air valve 11 is realized.
Referring to fig. 1, fig. 3, fig. 4 and fig. 5, in an embodiment of the present invention, a fresh air filtering structure 40 is further disposed between the heat exchanger 30 and the air inlet portion.
Thus, the air flowing from the outdoor air inlet 20a to the fresh air inlet 10b through the external circulation or the air flowing from the indoor air inlet 10a to the fresh air inlet 10b through the internal circulation passes through the fresh air filtering structure 40, so that the air purification is realized.
Specifically, along the direction from the air inlet portion to the heat exchanger 30, the fresh air filtering structure 40 includes a fresh air primary filter 41, a field charge plate 42, an IFD filter 43 and a high efficiency composite HEPA filter 44, which are sequentially arranged in parallel.
The filter screen has a primary filtering efficiency of 90% for particles with diameter phi larger than or equal to 5um, and can effectively block particles such as dust, pollen and the like; the IFD filter screen 43 is an electric field which utilizes dielectric materials as carriers, the adsorption rate of PM2.5 can reach 99.99%, and the bacterium fire-extinguishing rate can reach 99.8% through micro-electricity sterilization, the high-efficiency composite HEPA filter screen 44 can filter PM2.5, the primary filtering efficiency exceeds 99%, the active carbon is arranged in the IFD filter screen, peculiar smell and gaseous pollutants in the air can be adsorbed, such as cigarette smoke smell, formaldehyde, benzene and the like, the high-efficiency composite HEPA filter screen 44 provided by the embodiment is a two-section filter screen, the dust-containing area is large, and the service life is long; the field charge plate 42 releases electrons, and particles passing through the field charge plate 42 carry negative charges, so that the particles pass through the IFD filter 43 and are adsorbed by the IFD filter 43, thereby improving the filtering effect.
In this embodiment, the fresh air filtering structure 40 is disposed between the upper air inlet portion 50a and the lower air outlet portion 60a, and is used for filtering air flowing into the room, the machine body 100 is further horizontally disposed with an air exhaust filtering structure 70, the air exhaust filtering structure 70 is disposed between the lower air inlet portion 50b and the upper air outlet portion 60b, and the air exhaust filtering structure 70 includes an air exhaust fresh air primary filter screen.
Be equipped with filter screen backup pad 45 in the organism 100, have a plurality of channels that extend along preceding curb plate 20 to posterior lateral plate 10 on the filter screen backup pad 45, above-mentioned new trend is first imitated filter screen 41, IFD filter screen 43, field charge board 42 and compound HEPA filter screen 44 and all arranges in a channel, and two of each channel holding. One end of the filter screen support plate 45 is a heat exchanger guide chute fixed on one side, so that the fresh air filtering structure 40 on the upper part and the exhaust air filtering structure 70 on the lower part are separated, respective air flow is facilitated, the fresh air filtering structure and the exhaust air filtering structure are arranged transversely, and the filtering effect is improved.
And, the front side plate 20 is provided with a screen access hole corresponding to the access cover 24, the screen access hole being disposed opposite to one side of the screen support plate 45. Thus, each filter screen can be taken or installed along each channel by opening the access cover 24, passing through the filter screen access hole.
In this embodiment, one side of this access cover 24 is articulated with preceding curb plate 20, and the opposite side of access cover 24 is equipped with two rotatable knobs, and the tip of this knob extends towards one side and is formed with the fixture block, then is equipped with two cards on preceding curb plate 20, and when access cover 24 closed, the fixture block leaned on the card towards one side of knob, when opening, through rotatory knob, made the fixture block break away from the card, rotate access cover 24 can, need not extra instrument, it is convenient to overhaul.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a new fan's discrepancy wind gap structure which characterized in that includes: the air conditioner comprises a machine body, a front side plate and a rear side plate, wherein the machine body is provided with the front side plate and the rear side plate which are oppositely arranged, the front side plate is provided with an outdoor air inlet and an air outlet, the rear side plate is provided with an indoor air inlet and a fresh air inlet, the outdoor air inlet is oppositely arranged with the indoor air inlet, and the air outlet is oppositely arranged with the fresh air inlet;
the air conditioner is characterized in that a fresh air fan, an exhaust fan and a heat exchanger are arranged in the machine body, the heat exchanger is transversely arranged along the direction from the front side plate to the rear side plate, an air outlet part is formed on one side of the heat exchanger and comprises an upper air outlet part and a lower air outlet part, an air outlet of the fresh air fan is communicated with the fresh air inlet, an air inlet of the fresh air fan is communicated with the lower air outlet part, an air outlet of the exhaust fan is communicated with the air outlet, and an air inlet of the exhaust fan is communicated with the upper air outlet part;
the heat exchanger is provided with a fresh air channel and an air exhaust channel, the fresh air channel is communicated with the lower air outlet part and the outdoor air inlet, and the air exhaust channel is communicated with the upper air outlet part and the indoor air inlet.
2. The air inlet/outlet structure of a new blower according to claim 1, wherein a new blower supporting plate and an exhaust blower supporting plate are provided in the housing, the new blower supporting plate is connected to a bottom of the new blower, the exhaust blower supporting plate is connected to a bottom of the exhaust blower, the new blower supporting plate is connected to the exhaust blower supporting plate, and the new blower supporting plate and the exhaust blower supporting plate separate the air outlet portion and form the upper air outlet portion and the lower air outlet portion.
3. The fresh air inlet and outlet structure of claim 2, wherein the fresh air blower is a centrifugal blower, and the air inlet of the fresh air blower is located on a side of the fresh air blower away from the fresh air blower support plate; the exhaust fan is a centrifugal fan, and the air inlet of the exhaust fan is positioned at one side of the exhaust fan, which is far away from the exhaust fan supporting plate.
4. The structure of an air inlet and an air outlet of a new fan as claimed in any one of claims 1 to 3, wherein an air inlet portion is formed at the other side of the heat exchanger, the air inlet portion is provided with an air dividing partition plate, the air dividing partition plate divides the air inlet portion and forms an upper air inlet portion and a lower air inlet portion, the upper air inlet portion is communicated with the outdoor air inlet and the new air passage, and the lower air inlet portion is communicated with the indoor air inlet and the air exhaust passage.
5. The inlet/outlet structure of a fresh air machine as claimed in claim 4, wherein a first air valve is provided at the outdoor air inlet, the first air valve is hinged to a first air valve plate, the first air valve plate is used for sealing the outdoor air inlet, a communication hole is provided at the air dividing partition plate, the communication hole is communicated with the upper air inlet portion and the lower air inlet portion, and a second air valve plate capable of opening and closing the communication hole is provided at the communication hole.
6. The fresh air fan inlet and outlet air port structure as claimed in claim 5, wherein the first damper plate and the second damper plate are of the same structure.
7. The new blower inlet and outlet structure as claimed in claim 5, wherein an exhaust baffle is disposed at the exhaust port, a check valve is disposed on the exhaust baffle, the check valve is disposed opposite to the exhaust port, and a one-way swing blade is hinged to the check valve and swings only away from the exhaust fan.
8. The structure of air inlet and outlet of new blower as claimed in any one of claims 1 to 3, wherein a second air valve is provided at the indoor air inlet, and a swing blade is rotatably provided at the second air valve.
9. The fresh air inlet and outlet structure of any one of claims 1 to 3, wherein a fresh air filtering structure is further provided between the heat exchanger and the air inlet portion.
10. The air inlet and outlet structure of the fresh air machine as claimed in claim 9, wherein the fresh air filtering structure comprises a fresh air primary filter screen, a field charge plate, an IFD filter screen and a high efficiency composite HEPA filter screen arranged in parallel in sequence along the direction from the air inlet portion to the heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022753396.0U CN213778026U (en) | 2020-11-24 | 2020-11-24 | Air inlet and outlet structure of fresh air machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022753396.0U CN213778026U (en) | 2020-11-24 | 2020-11-24 | Air inlet and outlet structure of fresh air machine |
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| Publication Number | Publication Date |
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| CN213778026U true CN213778026U (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022753396.0U Active CN213778026U (en) | 2020-11-24 | 2020-11-24 | Air inlet and outlet structure of fresh air machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704901A (en) * | 2022-04-08 | 2022-07-05 | 艾尔文环境科技(深圳)有限公司 | New fan with dehumidification function |
-
2020
- 2020-11-24 CN CN202022753396.0U patent/CN213778026U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704901A (en) * | 2022-04-08 | 2022-07-05 | 艾尔文环境科技(深圳)有限公司 | New fan with dehumidification function |
| CN114704901B (en) * | 2022-04-08 | 2023-12-01 | 艾尔文环境科技(深圳)有限公司 | New fan with dehumidification function |
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